Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rc6 win in 1 half-moves
3 Rd6 win in 1 half-moves
4 Ka8 draw
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Ra3 draw
9 Ra5 draw
10 Rb6 draw
11 Re6 draw
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves